Home / 12,855,472.52-17,740,502.98-7,054,351.24

Finding the Fourth Proportional to 12,855,472.52, 17,740,502.98 and 7,054,351.24

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Solution

The fourth proportional to 12,855,472.52, 17,740,502.98 and 7,054,351.24 is: 9,734,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,855,472.52 : 17,740,502.98 = 7,054,351.24 : x
  2. Step 2: Convert to fraction form
    12,855,472.52/17,740,502.98 = 7,054,351.24/x
  3. Step 3: Cross multiply
    12,855,472.52x = 17,740,502.98 × 7,054,351.24
  4. Step 4: Simplify right side
    12,855,472.52x = 125,147,739,195,186.70
  5. Step 5: Solve for x
    x = 125,147,739,195,186.70/12,855,472.52
  6. Step 6: Final answer
    x = 9,734,977.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.